Finding the Third Proportional to 7,791.19 and 18,504.07
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Solution
The third proportional to 7,791.19 and 18,504.07 is: 43,947.17
Step by Step Solution
- Step 1: Write the proportion equation
7,791.19 : 18,504.07 = 18,504.07 : x - Step 2: Convert to fraction form
7,791.19/18,504.07 = 18,504.07/x - Step 3: Cross multiply
7,791.19x = 18,504.07 × 18,504.07 - Step 4: Simplify right side
7,791.19x = 342,400,618.13 - Step 5: Solve for x
x = 342,400,618.13/7,791.19 - Step 6: Final answer
x = 43,947.17
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Why These Related Problems?
These problems maintain the same ratio (2.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.